-
2
-
-
0037169964
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-
and references cited therein
-
Vyvyan J.R. Tetrahedron. 58:2002;1631. and references cited therein.
-
(2002)
Tetrahedron
, vol.58
, pp. 1631
-
-
Vyvyan, J.R.1
-
3
-
-
0034731567
-
-
Macías F.A., Verela R.M., Simonet A.M., Cutlar H.G., Cutlar S.J., Dugan F.M., Hill R.A. J. Org. Chem. 65:2000;9039.
-
(2000)
J. Org. Chem.
, vol.65
, pp. 9039
-
-
Macías, F.A.1
Verela, R.M.2
Simonet, A.M.3
Cutlar, H.G.4
Cutlar, S.J.5
Dugan, F.M.6
Hill, R.A.7
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4
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-
0037606241
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Macías F.A., Verela R.M., Simonet A.M., Cutlar H.G., Cutlar S.J., Ross S.A., Dunbar D.C., Dugan F.M., Hill R.A. Tetrahedron Lett. 41:2000;2683.
-
(2000)
Tetrahedron Lett.
, vol.41
, pp. 2683
-
-
Macías, F.A.1
Verela, R.M.2
Simonet, A.M.3
Cutlar, H.G.4
Cutlar, S.J.5
Ross, S.A.6
Dunbar, D.C.7
Dugan, F.M.8
Hill, R.A.9
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6
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85031171922
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For the palladium-mediated reactions: (a) Tsuji, J. Palladium Reagents and Catalyst, Innovations in Organic Synthesis; John Wiley & Sons: Chichester, 1995: pp. 250-422; (b) Trost, B. M.; Verhoeven, T. R. In Comprehensive Organometallic Chemistry; Wilkinson, G.; Stone, F. G. A.; Abel, E. W., Eds.; Pergamon Press: Oxford, 1982; Vol. 8, pp. 799-853; (c) Tsuji, J.; Kataoka, H.; Kobayashi, Y. Tetrahedron Lett. 1981, 22, 2575; (d) Trost, B. M.; Molander, G. A. J. Am. Chem. Soc. 1981, 103, 5969; (e) Mereno-Mañas, M.; Prat, M.; Ribas, J.; Virgili, A. Tetrahedron Lett. 1988, 29, 581
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For the palladium-mediated reactions: (a) Tsuji, J. Palladium Reagents and Catalyst, Innovations in Organic Synthesis; John Wiley & Sons: Chichester, 1995: pp. 250-422; (b) Trost, B. M.; Verhoeven, T. R. In Comprehensive Organometallic Chemistry; Wilkinson, G.; Stone, F. G. A.; Abel, E. W., Eds.; Pergamon Press: Oxford, 1982; Vol. 8, pp. 799-853; (c) Tsuji, J.; Kataoka, H.; Kobayashi, Y. Tetrahedron Lett. 1981, 22, 2575; (d) Trost, B. M.; Molander, G. A. J. Am. Chem. Soc. 1981, 103, 5969; (e) Mereno-Mañas, M.; Prat, M.; Ribas, J.; Virgili, A. Tetrahedron Lett. 1988, 29, 581.
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-
-
-
8
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0038620530
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Honda T., Murae T., Kurata Y., Kawai H., Takahashi T., Itai A., Iitaka Y. Chem. Lett. 1981;299.
-
(1981)
Chem. Lett.
, pp. 299
-
-
Honda, T.1
Murae, T.2
Kurata, Y.3
Kawai, H.4
Takahashi, T.5
Itai, A.6
Iitaka, Y.7
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10
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0017777741
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Grieco P., Nishizawa M., Oguri T., Burke S.D., Marinovic N. J. Am. Chem. Soc. 99:1977;5773.
-
(1977)
J. Am. Chem. Soc.
, vol.99
, pp. 5773
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-
Grieco, P.1
Nishizawa, M.2
Oguri, T.3
Burke, S.D.4
Marinovic, N.5
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12
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85031171009
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16 was not successful by usual procedures such as the Wittig reaction, Peterson reaction and Tebbe reagent
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The direct methylenation of 12 to 16 was not successful by usual procedures such as the Wittig reaction, Peterson reaction and Tebbe reagent.
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14
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85031164134
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14, while they should be 90° and 30° in its β-isomer. The numbering in this paper corresponds to that of breviones reported in Ref. 2
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2 and12-H are both ca. 60° in 14, while they should be 90° and 30° in its β-isomer. The numbering in this paper corresponds to that of breviones reported in Ref. 2.
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15
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85031167519
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It was noted that conventional epoxidation with m-CPBA, dimethyldioxirane, etc., did not work.
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It was noted that conventional epoxidation with m-CPBA, dimethyldioxirane, etc., did not work.
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-
-
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16
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85031174511
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14. The reason for the selectivity might be steric hindrance due to the angular methyl group
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The α-orientation of the oxirane-ring was not certain at this stage, but it was confirmed by its conversion into 14. The reason for the selectivity might be steric hindrance due to the angular methyl group.
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17
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85031168805
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3) δ=9.7, 15.5, 16.0, 17.2, 18.4, 19.0, 21.5, 23.2, 26.4, 28.7, 31.8, 34.0, 36.5, 38.9, 40.9, 47.0, 47.4, 55.1, 99.5, 99.6, 102.8, 127.8, 131.8, 160.4, 162.0, 171.1, 217.2
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3) δ=9.7, 15.5, 16.0, 17.2, 18.4, 19.0, 21.5, 23.2, 26.4, 28.7, 31.8, 34.0, 36.5, 38.9, 40.9, 47.0, 47.4, 55.1, 99.5, 99.6, 102.8, 127.8, 131.8, 160.4, 162.0, 171.1, 217.2.
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